Kahekili bottle data, July 2025

Sites

Six sites (Seep, S1-S4, Control) were sampled for nutrients and carbonate chemistry. Samples were collected (n = 6) at daytime high and low tide, and nighttime low tide for two days.

Figure 1. Map of the six sites

Summary plots

Boxplots of each parameter per site. Y-axis is in log-scale. Sites are arranged from the Seep to the Control site. Red circles denote mean value, grey circles denote individual data points, black circles denote outliers.

Temperature and salinity

Figure 2. Boxplot of temperature and salinity

Nutrients

Carbonate chemistry

Comparing groundwater with ambient seawater at Seep site

Comparing between day/tide phase

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